"Glaciers have been shaping Earth for hundreds of thousands of years. Readers will learn how to identify clues they've left behind in their wake, such as mountains, valleys, moraines, and more. The manageable text, informative diagrams, and colorful images make this Earth science concept easy to understand. This volume's content, visuals, fact boxes, glossary, index, and websites help reinforce the STEM skills students need for successful classroom learning"--Provided by the publisher.

Includes index. Includes glossary.

Misterios en el hielo -- ÅQué es un glaciar? -- ÅDónde estn los glaciares? -- Gigantes de hielo -- Partes del glaciar -- Gigantes de marcha lenta -- Tipos de glaciares -- Poco a poco cambian la tierra -- Analizar pistas -- Pasado y presente.